$194+ Cheap flights from Bismarck to St. Louis (BIS - STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — STL
Aug 29 — Sep 51
Round-trip
1 adult, Economy
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Find cheap flights from Bismarck to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Bismarck to St. Louis
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Last-minute
One-way
Cheapest flights from Bismarck to St. LouisExplore the most affordable flight options available from Bismarck to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
Explore the most affordable flight options available from Bismarck to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 pm
BIS
- STL
1 stop6h 44m
United Airlines
Sat 10/241:36 pm
STL
- BIS
1 stop6h 57m
United Airlines
Deal found 7/27![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:55 pm
BIS
- STL
2 stops10h 19m
American Airlines
Tue 8/256:36 am
STL
- BIS
1 stop6h 49m
American Airlines
Deal found 7/29![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 am
BIS
- STL
1 stop5h 23m
Delta
Tue 8/256:20 am
STL
- BIS
1 stop4h 10m
Delta
Deal found 7/29![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:07 pm
BIS
- STL
2 stops9h 51m
American Airlines
Sat 10/245:00 am
STL
- BIS
1 stop7h 23m
American Airlines
Deal found 7/27![American Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am
BIS
- STL
1 stop7h 34m
United Airlines
Tue 9/11:36 pm
STL
- BIS
1 stop6h 57m
United Airlines
Deal found 7/27![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:40 pm
BIS
- STL
1 stop4h 23m
Delta
Mon 8/105:34 pm
STL
- BIS
1 stop5h 38m
Delta
Deal found 7/25![Delta logo]()
$409
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:07 pm
BIS
- STL
1 stop7h 52m
American Airlines
Fri 10/235:40 am
STL
- BIS
1 stop7h 57m
American Airlines
Deal found 7/27![American Airlines logo]()
$547
Best flights from Bismarck to St. LouisDiscover carefully curated flight deals from Bismarck to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
Discover carefully curated flight deals from Bismarck to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 pm
BIS
- STL
1 stop6h 44m
United Airlines
Sat 10/241:36 pm
STL
- BIS
1 stop6h 57m
United Airlines
Deal found 7/27![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:55 pm
BIS
- STL
2 stops10h 19m
American Airlines
Tue 8/256:36 am
STL
- BIS
1 stop6h 49m
American Airlines
Deal found 7/29![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 am
BIS
- STL
1 stop5h 23m
Delta
Tue 8/256:20 am
STL
- BIS
1 stop4h 10m
Delta
Deal found 7/29![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am
BIS
- STL
1 stop7h 34m
United Airlines
Tue 9/11:36 pm
STL
- BIS
1 stop6h 57m
United Airlines
Deal found 7/27![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:40 pm
BIS
- STL
1 stop7h 06m
United Airlines
Sat 8/299:00 am
STL
- BIS
1 stop7h 26m
United Airlines
Deal found 7/24![United Airlines logo]()
$399
Last-minute flights from Bismarck to St. LouisDiscover last-minute flight deals from Bismarck to St. Louis. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Bismarck to St. Louis. Data last updated July 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:40 pm
BIS
- STL
1 stop4h 23m
Delta
Mon 8/105:34 pm
STL
- BIS
1 stop5h 38m
Delta
Deal found 7/25![Delta logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:34 pm
BIS
- STL
2 stops35h 25m
Multiple Airlines
Wed 8/127:03 pm
STL
- BIS
1 stop16h 41m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
BIS
- STL
1 stop6h 40m
United Airlines
Tue 8/184:40 pm
STL
- BIS
1 stop6h 58m
United Airlines
Deal found 7/29![United Airlines logo]()
$751
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:55 pm
BIS
- STL
2 stops10h 19m
American Airlines
Tue 8/256:36 am
STL
- BIS
1 stop6h 49m
American Airlines
Deal found 7/29![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 am
BIS
- STL
1 stop5h 23m
Delta
Tue 8/256:20 am
STL
- BIS
1 stop4h 10m
Delta
Deal found 7/29![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:00 am
BIS
- STL
2 stops13h 00m
United Airlines
Sat 8/297:25 am
STL
- BIS
2 stops13h 08m
United Airlines
Deal found 7/24![United Airlines logo]()
$626
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am
BIS
- STL
1 stop7h 34m
United Airlines
Tue 9/11:36 pm
STL
- BIS
1 stop6h 57m
United Airlines
Deal found 7/27![United Airlines logo]()
$399
One-way flights from Bismarck to St. LouisSearch for one-way flight options from Bismarck to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
Search for one-way flight options from Bismarck to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:40 pm
BIS
- STL
1 stop5h 36m
Delta
Deal found 7/28![Delta logo]()
$194
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:57 pm
BIS
- STL
2 stops10h 30m
American Airlines
Deal found 7/28![American Airlines logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:38 pm
BIS
- STL
2 stops28h 35m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$232
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:58 pm
BIS
- STL
1 stop19h 26m
American Airlines
Deal found 7/29![American Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:40 pm
BIS
- STL
3 stops22h 22m
United Airlines
Deal found 7/29![United Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am
BIS
- STL
3 stops33h 38m
United Airlines
Deal found 7/28![United Airlines logo]()
$555
Find flight deals from Bismarck to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (United Airlines) |
One-way from | $194 (Delta) |
Popular in | November |
Cheapest in | February |
Average price | $388 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bismarck to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2026.
Use the filters below to find and compare flights from Bismarck to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Sat 10/17
5:00 pm-11:44 pm
1 stop6h 44m
Lambert-St Louis
Sat 10/24
1:36 pm-8:33 pm
1 stop6h 57m
$319
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Wed 8/19
1:55 pm-12:14 am
2 stops10h 19m
Lambert-St Louis
Tue 8/25
6:36 am-1:25 pm
1 stop6h 49m
$324
Quickest round-trip
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Wed 8/19
5:00 am-10:23 am
1 stop5h 23m
Lambert-St Louis
Tue 8/25
6:20 am-10:30 am
1 stop4h 10m
$339
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Sat 8/29
9:00 am-4:34 pm
1 stop7h 34m
Lambert-St Louis
Tue 9/1
1:36 pm-8:33 pm
1 stop6h 57m
$399
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Tue 8/25
1:40 pm-8:46 pm
1 stop7h 06m
Lambert-St Louis
Sat 8/29
9:00 am-4:26 pm
1 stop7h 26m
$399
Cheapest one-way
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Sat 9/12
7:12 am-2:44 pm
1 stop7h 32m
$194
Quickest one-way
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Sat 9/12
5:40 pm-11:16 pm
1 stop5h 36m
$194
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Thu 8/20
2:38 pm-7:13 pm
2 stops28h 35m
$232
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Tue 8/18
12:58 pm-8:24 am
1 stop19h 26m
$300
BismarckSt. Louis
BIS - STL
BISSTL
Bismarck
Tue 8/18
1:40 pm-12:02 pm
3 stops22h 22m
$522
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Bismarck to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bismarck to St. Louis in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bismarck-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bismarck-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bismarck-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bismarck-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bismarck-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Bismarck to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Bismarck with our price prediction graph.
BIS-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated July 30, 2026.
Read reviews from past customers who have flown Delta from Bismarck to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Bismarck to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Bismarck and St. Louis flights
Browse other Bismarck and St. Louis flight options. Last updated on July 30, 2026.
Other flights from Bismarck
Browse through other flights departing from Bismarck. Flights are based on user searches made on Cheapflights and were last updated on July 30, 2026.
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 30, 2026.
Top airline flying from Bismarck to St. Louis
Discover the top airline that operate flights from Bismarck to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$269 | Average$436 | FlexibilityNo cancel fee | On-timeN/A |